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/**
* Implementation of array copy support routines.
*
* Copyright: Copyright Digital Mars 2004 - 2016.
* License: Distributed under the
* $(LINK2 http://www.boost.org/LICENSE_1_0.txt, Boost Software License 1.0).
* Authors: Walter Bright, Sean Kelly
* Source: $(DRUNTIMESRC rt/_arraycat.d)
*/
module rt.arraycat;
// debug = PRINTF;
import core.internal.util.array;
import core.stdc.string : memcpy;
debug(PRINTF) import core.stdc.stdio : printf;
extern (C) @trusted nothrow:
void[] _d_arraycopy(size_t size, void[] from, void[] to)
{
debug(PRINTF) printf("f = %p,%zd, t = %p,%zd, size = %zd\n",
from.ptr, from.length, to.ptr, to.length, size);
enforceRawArraysConformable("copy", size, from, to);
memcpy(to.ptr, from.ptr, to.length * size);
return to;
}
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